Patents by Inventor Yoo-Jin Jung

Yoo-Jin Jung has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10899900
    Abstract: The present invention relates to a thermoplastic resin composition for laser direct structuring, containing: a polycarbonate resin; an inorganic compound comprising titanium dioxide and zinc sulfide; a fibrous inorganic filler; and an additive for laser direct structuring. Therefore, the present invention can provide: a thermoplastic resin composition for laser direct structuring, capable of implementing excellent whiteness while maintaining excellent impact resistance and rigidity; and a molded article comprising the same.
    Type: Grant
    Filed: December 20, 2017
    Date of Patent: January 26, 2021
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: Yoo Jin Jung, Ik Mo Kim, Jung Ki Kim, Jee Kwon Park, Sang Hyun Hong
  • Patent number: 10845640
    Abstract: Provided is a liquid crystal display device having a viewing-side polarizing plate, a liquid crystal panel and a light source-side polarizing plate, which are stacked sequentially, wherein the viewing-side polarizing plate comprises a first polarizer and a first protective film formed on a light output surface of the first polarizer, the light source-side polarizing plate comprises a second polarizer and a fourth protective film formed on a light incident surface of the second polarizer, and the TD shrinkage ratio of the fourth protective film is greater than the TD shrinkage ratio of the first protective film.
    Type: Grant
    Filed: July 10, 2018
    Date of Patent: November 24, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Il Woong Baek, Yeon Ju Jung, Han Saem Kang, Yoo Jin Kim, Han Su Kim, Dong Yoon Shin
  • Patent number: 10822490
    Abstract: The present invention can provide a thermoplastic resin composition which contains (A) a polyester resin, (B) a white pigment, and (C) a silicon-containing graft copolymer, and thus has excellent light efficiency, discoloration resistance, and light stability, without degrading shock resistance and molding processability.
    Type: Grant
    Filed: June 10, 2014
    Date of Patent: November 3, 2020
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: Yang Il Kim, Chan Moo Park, Tae Gon Kang, Jong Cheol Lim, Yoo Jin Jung, Sang Hyun Hong
  • Patent number: 10793714
    Abstract: A polycarbonate resin composition, according to the present invention, comprises: a polycarbonate resin; a polyester resin; and a metal compound, wherein the content ratio of the polycarbonate resin and polyester resin is from approximately 4:1 to approximately 9:1. The polycarbonate resin composition and a molded product using same have excellent physical properties, such as impact resistance, fluidity and the like, as well as excellent exterior and plating adhesion.
    Type: Grant
    Filed: April 28, 2016
    Date of Patent: October 6, 2020
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: Eun Taek Woo, Yoo Jin Jung, Eric Arifin, Jung Ki Kim, Na Ri Park, Mi Rae Jang, Sang Hyun Hong
  • Publication number: 20200220059
    Abstract: A thermoplastic resin composition includes: a polyester resin; a white pigment; a core-shell structured impact modifier; and a modified polyolefin resin. The thermoplastic resin composition and a molded article formed from the same can exhibit excellent properties in terms of reflectance, reflectance maintenance at high temperature, and/or flexural strength.
    Type: Application
    Filed: March 20, 2020
    Publication date: July 9, 2020
    Inventors: Tae Gon KANG, Chan Moo PARK, Yoo Jin JUNG, Yang Il. KIM, Tae Soo KIM, Sang Hyun HONG
  • Publication number: 20200174313
    Abstract: Provided is a liquid crystal display device having a viewing-side polarizing plate, a liquid crystal panel and a light source-side polarizing plate, which are stacked sequentially, wherein the viewing-side polarizing plate comprises a first polarizer and a first protective film formed on a light output surface of the first polarizer, the light source-side polarizing plate comprises a second polarizer and a fourth protective film formed on a light incident surface of the second polarizer, and the TD shrinkage ratio of the fourth protective film is greater than the TD shrinkage ratio of the first protective film.
    Type: Application
    Filed: July 10, 2018
    Publication date: June 4, 2020
    Inventors: Il Woong BAEK, Yeon Ju JUNG, Han Saem KANG, Yoo Jin KIM, Han Su KIM, Dong Yoon SHIN
  • Publication number: 20200148849
    Abstract: The present invention relates to a thermoplastic resin composition for laser direct structuring, containing: a polycarbonate resin; an inorganic compound comprising titanium dioxide and zinc sulfide; a fibrous inorganic filler; and an additive for laser direct structuring. Therefore, the present invention can provide: a thermoplastic resin composition for laser direct structuring, capable of implementing excellent whiteness while maintaining excellent impact resistance and rigidity; and a molded article comprising the same.
    Type: Application
    Filed: December 20, 2017
    Publication date: May 14, 2020
    Inventors: Yoo Jin JUNG, Ik Mo KIM, Jung Ki KIM, Jee Kwon PARK, Sang Hyun HONG
  • Patent number: 10636951
    Abstract: A thermoplastic resin composition includes: a polyester resin; a white pigment; a core-shell structured impact modifier; and a modified polyolefin resin. Exemplary compositions include polycyclohexylenedimethylene terephthalate; titanium oxide; a core-shell structured impact modifier wherein the core includes a silicon and/or acrylic compound and the shell includes an acrylic compound; and a copolymer of ethylene and an alkyl (meth)acrylate comonomer. The thermoplastic resin composition and a molded article formed from the same can exhibit excellent properties in terms of reflectance, reflectance maintenance at high temperature, and/or flexural strength.
    Type: Grant
    Filed: June 24, 2015
    Date of Patent: April 28, 2020
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: Tae Gon Kang, Chan Moo Park, Yoo Jin Jung, Yang Il Kim, Tae Soo Kim, Sang Hyun Hong
  • Patent number: 10563038
    Abstract: A polycarbonate resin composition and a molded article manufactured using the same. The polycarbonate resin composition includes: (A) a polycarbonate resin including end groups, wherein the end groups include a hydroxyl group (—OH) in an amount of about 1% to about 20% based on the total weight (100 wt %) of all end groups; and (B) a metal compound comprising at least one of a metal oxide, a heavy metal complex oxide, and a copper salt. The polycarbonate resin composition and a molded article manufactured using the same can have excellent properties in terms of impact strength, flexural strength, and processability.
    Type: Grant
    Filed: April 21, 2016
    Date of Patent: February 18, 2020
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: Yoo Jin Jung, Eun Taek Woo, Eric Arifin, Jung Ki Kim, Na Ri Park, Mi Rae Jang, Sang Hyun Hong
  • Patent number: 10537663
    Abstract: A method for preparing a decellularized tissue-based hydrogel with maximized ability of preserving various tissue-derived proteins, growth factors and cytokines by using a supercritical fluid-organic solvent system through (a) a step of decellularizing a biological tissue by bringing the same to contact with a supercritical fluid and an organic solvent at the same time; (b) a step of washing the decellularized tissue; (c) a step of preparing a decellularized tissue solution by mixing the washed decellularized tissue with one selected from an enzyme solution, an acidic solution and a mixture thereof; (d) a step of titrating the decellularized tissue solution to pH 5.5-7.8 by treating with a basic solution; and (e) a step of allowing the titrated decellularized tissue solution to stand at 30-40° C. and utilizing the same as a tissue engineering material with improved angiogenesis and tissue regeneration abilities.
    Type: Grant
    Filed: November 1, 2017
    Date of Patent: January 21, 2020
    Assignee: Korea Institute of Science and Technology
    Inventors: Young Mee Jung, Soo Hyun Kim, Yoo Jin Seo
  • Publication number: 20190343367
    Abstract: A dish washing machine includes a door, a main body in which a washing tub for opening and closing the front opening of the door is provided, and a basket configured to be installed in the washing tub to be able to move in and out of the washing tub and to contain dishes. A sensing unit is configured to sense a basket identifier and a door identifier. A driving unit is configured to drive a vane. A controller is configured to control the driving unit such that cleaning is performed for each dish storage area of the basket based on the sensed result of a sensing unit. The controller determines the area where the dishes are laid, and controls the driving unit to clean the dish storage area where the dishes are laid.
    Type: Application
    Filed: October 30, 2017
    Publication date: November 14, 2019
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Min Kyung JUNG, Yoo Jin KANG, In Ju LEE
  • Patent number: 10468568
    Abstract: A polyester resin composition includes: (A) a polyester resin which includes a polymer of a dicarboxylic acid component including an aromatic dicarboxylic acid, for example but not limited to terephthalic acid, and a diol component including an alicyclic diol, for example but not limited to cyclohexanedimethanol, having a trans/cis isomer ratio of about 2.3 or more; (B) a white pigment; and (C) inorganic fillers. A molded article formed from the polyester resin composition can exhibit improved mechanical properties and moldability, and thus can be suitable for light emitting diode (LED) reflectors.
    Type: Grant
    Filed: March 31, 2015
    Date of Patent: November 5, 2019
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: Tae Gon Kang, Chan Moo Park, Yoo Jin Jung, Jong Cheol Lim, Sang Hyun Hong, Tae Soo Kim, Young Ho Park
  • Publication number: 20190319177
    Abstract: A polyester resin composition includes: (A) a polyester resin which includes a polymer of a dicarboxylic acid component including an aromatic dicarboxylic acid and a diol component including an alicyclic diol having a trans/cis isomer ratio of about 2.3 or more; (B) a white pigment; and (C) inorganic fillers. A molded article formed from the polyester resin composition can exhibit improved mechanical properties and moldability, and thus can be suitable for light emitting diode (LED) reflectors.
    Type: Application
    Filed: June 25, 2019
    Publication date: October 17, 2019
    Inventors: Tae Gon KANG, Chan Moo PARK, Yoo Jin JUNG, Jong Cheol LIM, Sang Hyun HONG, Tae Soo KIM, Young Ho PARK
  • Patent number: 10301449
    Abstract: A thermoplastic resin composition that can have high reflectance and light efficiency and excellent discoloration resistance even at high temperature and high humidity conditions over a long period of time includes (A) a polyester resin; (B) a white pigment; and (C) a sodium phosphate salt.
    Type: Grant
    Filed: November 25, 2014
    Date of Patent: May 28, 2019
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: Sang Hyun Hong, Tae Gon Kang, Chan Moo Park, Sang Hwa Lee, Yoo Jin Jung, Jong Cheol Lim
  • Patent number: 10213156
    Abstract: The invention relates to a headset apparatus for detecting a multi bio-signal comprising: a headset body configured to be mounted on a user's head; a plurality of electrodes which are exposed on an outer surface of the headset body so as to be in contact with a forehead of a user when the headset body is mounted on a user's head; a brainwave detection unit which is embedded in the headset body and which detects a brainwave signal based on a signal detected by the plurality of electrodes; a heartbeat detection module which extends from the headset body through a signal cable and which is configured to be mounted on a user's ear to detect a heartbeat signal; and a headset controller to determine a complex stress index based on the brainwave signal detected by the brainwave detection unit and the heartbeat signal detected by the heartbeat detection module.
    Type: Grant
    Filed: September 2, 2015
    Date of Patent: February 26, 2019
    Assignee: SoSo Co. Ltd.
    Inventors: Dong-Bin Min, Jae-Yong Lee, Dae-Sik Keum, Yoon-Ha Hwang, Won-Pyo Kim, Sang-Tak Kim, Yoo-Jin Jung
  • Patent number: 10131787
    Abstract: A polycarbonate resin composition and a molded article using the same is disclosed. The polycarbonate resin composition includes a polycarbonate resin (A); a rubber-modified aromatic vinyl copolymer (B); and an additive for laser directed structuring (C). The polycarbonate resin composition has a heat deflection temperature (HDT) of about 100° C. or more.
    Type: Grant
    Filed: December 16, 2015
    Date of Patent: November 20, 2018
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: Mi Rae Jang, Jung Ki Kim, Eun Taek Woo, Na Ri Park, Yoo Jin Jung, Sang Hyun Hong
  • Patent number: 10125241
    Abstract: A polycarbonate resin composition and a molded article manufactured using the same. The polycarbonate resin composition includes: a polycarbonate resin; a metal compound; and a glass transition temperature regulator, wherein the glass transition temperature regulator contains phosphorus. The polycarbonate resin composition and a molded article manufactured using the same can have excellent properties in terms of impact resistance, flowability, and plating adhesive strength.
    Type: Grant
    Filed: April 26, 2016
    Date of Patent: November 13, 2018
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: Eun Taek Woo, Eric Arifin, Jung Ki Kim, Na Ri Park, Mi Rae Jang, Yoo Jin Jung, Sang Hyun Hong
  • Publication number: 20180187007
    Abstract: Disclosed herein is a thermoplastic resin composition for laser direct structuring. The thermoplastic resin composition includes: (A) about 60 wt % to about 75 wt % of a polycarbonate resin; (B) about 5 wt % to about 30 wt % of a continuous phase and dispersed phase-containing aromatic vinyl-diene-vinyl cyanide copolymer; (C) about 1 wt % to about 15 wt % of a core-shell type rubber-modified aromatic vinyl graft copolymer; and (D) about 1 wt % to about 10 wt % of an additive for laser direct structuring (LDS additive), wherein the thermoplastic resin composition has an RW of higher than about 1 to about 6, as defined by Equation 1: RW=WB/WC wherein WB denotes a weight of the continuous phase and dispersed phase-containing aromatic vinyl-diene-vinyl cyanide copolymer (B), and WC denotes a weight of the core-shell type rubber-modified aromatic vinyl graft copolymer (C).
    Type: Application
    Filed: December 28, 2017
    Publication date: July 5, 2018
    Inventors: Jung Ki Kim, Nam Hyun Kim, Ik Mo Kim, Jee Kwon Park, Yoo Jin Jung, Sang Hyun Hong
  • Publication number: 20180171137
    Abstract: A polycarbonate resin composition, according to the present invention, comprises: a polycarbonate resin; a polyester resin; and a metal compound, wherein the content ratio of the polycarbonate resin and polyester resin is from approximately 4:1 to approximately 9:1. The polycarbonate resin composition and a molded product using same have excellent physical properties, such as impact resistance, fluidity and the like, as well as excellent exterior and plating adhesion.
    Type: Application
    Filed: April 28, 2016
    Publication date: June 21, 2018
    Inventors: Eun Taek WOO, Yoo Jin JUNG, Eric ARIFIN, Jung Ki KIM, Na Ri PARK, Mi Rae JANG, Sang Hyun HONG
  • Publication number: 20180171138
    Abstract: Disclosed herein is a thermoplastic resin composition. The thermoplastic resin composition includes: a polycarbonate resin; a glycol-modified polyester resin having 1,4-cyclohexane dimethanol (CHDM) content of about 20 mol % to about 100 mol % in a diol component; inorganic fillers; and an additive for laser direct structuring (LDS additive). The thermoplastic resin composition can have good properties in terms of plating adhesion, appearance, surface hardness, and the like.
    Type: Application
    Filed: December 15, 2017
    Publication date: June 21, 2018
    Inventors: Yoo Jin JUNG, Jung Ki KIM, Jee Kwon PARK, Sang Hyun HONG